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  • Name: GRT508Y-25A
  • ·: ◇ 25A contact switching capability
  • ·: ◇ Only impulse excitation needed, both for single and double coil
  • ·: ◇ Low power consumption, strong load capability
  • ·: ◇ Small in size, PCB type installation
  • ·: ◇ 4KV dielectric strength between coil and contacts
  • ·: ◇ RoHS compliant
  • ·: ◇ Outline dimensions: (38.8 x 28.7 x 15) mm
  • ·: ◇ VDE certificate No.: 40039308
  • ·:
  • ·:

Coil Data (20℃)

Coil Voltage

Coil Resistance (Ω)

Coil Power (W)

Operating Voltage

Releasing Voltage

Allowing Voltage

Pulse Duration   

(VDC)

Single    Double

Single  Double

(VDC)

(VDC)

(VDC)

(ms)

6

36

18/18

1.0

2.0

≤4.5

≤4.5

9

≥50

9

81

40.5/40.5

  ≤6.75

  ≤6.75

13.5

12

144

72/72

≤9

≤9

18

24

576

288/288

 ≤18

 ≤18

36

Contact Data

Characteristics

Contact Form

1C

Operate Time

20ms Max.

Contact Material

AgSnO2

Release Time

20ms Max.

Contact Resistance

Max.5.0mΩ (1A 6VDC)

Insulation Resistance (500VDC)

1000MΩ Min.

Dielectric Strength (50/60Hz,1Min)

Contact to Coil

4000VAC

Rated Load(Resistive)

25A    250VAC

Across Open Contacts

1500VAC

Max.Switching Voltage

440VAC

Contact to contact

 

Max.Switching Current

25A

Surge Voltage (1.2/50μs)

Contact to Coil

6KVAC

Max.Switching Power

6250VA

Service Life

Mechnical Endurance

1×106OPS

Dielectric Creepage

8mm

Electrical Endurance

3×104OPS

Unit Weight

About 44g

Max.Short-Circut Current

750A/10ms

Outline Dimension (without connecting parts)

38.8X28.7X15 (mm)

Contact Data

Characteristics

Contact Form

1B

Operate Time

20ms Max.

Contact Material

AgSnO2

Release Time

20ms Max.

Contact Resistance

Max.2.0mΩ (1A 6VDC)

Insulation Resistance (500VDC)

1000MΩ Min.

Dielectric Strength (50/60Hz,1Min)

Contact to Coil

4000VAC

Rated Load(Resistive)

40A    250VAC

Across Open Contacts

1500VAC

Max.Switching Voltage

440VAC

Contact to contact

 

Max.Switching Current

40A

Surge Voltage (1.2/50μs)

Contact to Coil

12KVAC

Max.Switching Power

10000VA

Service Life

Mechnical Endurance

1×106OPS

Dielectric Creepage

8mm

Electrical Endurance

3×104OPS

Unit Weight

About 44g

Max.Short-Circut Current

750A/10ms

Outline Dimension (without connecting parts)

38.8X28.7X15 (mm)

Environmental Data

Ambient Temperature

 -40℃~+85

Relative Humidity

5%-85% RH

Vibration

10-55Hz 1.5mm

Shock

98m/s2

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